EP0468230A3 - A mill or other metal cutting tool - Google Patents

A mill or other metal cutting tool Download PDF

Info

Publication number
EP0468230A3
EP0468230A3 EP19910110886 EP91110886A EP0468230A3 EP 0468230 A3 EP0468230 A3 EP 0468230A3 EP 19910110886 EP19910110886 EP 19910110886 EP 91110886 A EP91110886 A EP 91110886A EP 0468230 A3 EP0468230 A3 EP 0468230A3
Authority
EP
European Patent Office
Prior art keywords
mill
cutting tool
metal cutting
metal
tool
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP19910110886
Other versions
EP0468230A2 (en
Inventor
Werner Lau
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Red Baron Oil Tools Rental Ltd
Original Assignee
Red Baron Oil Tools Rental Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Red Baron Oil Tools Rental Ltd filed Critical Red Baron Oil Tools Rental Ltd
Publication of EP0468230A2 publication Critical patent/EP0468230A2/en
Publication of EP0468230A3 publication Critical patent/EP0468230A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B29/00—Cutting or destroying pipes, packers, plugs, or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/002—Cutting, e.g. milling, a pipe with a cutter rotating along the circumference of the pipe
EP19910110886 1990-07-25 1991-07-01 A mill or other metal cutting tool Withdrawn EP0468230A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909016311A GB9016311D0 (en) 1990-07-25 1990-07-25 Improvements in or relating to a mill or other metal cutting tool
GB9016311 1990-07-25

Publications (2)

Publication Number Publication Date
EP0468230A2 EP0468230A2 (en) 1992-01-29
EP0468230A3 true EP0468230A3 (en) 1992-11-25

Family

ID=10679626

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910110886 Withdrawn EP0468230A3 (en) 1990-07-25 1991-07-01 A mill or other metal cutting tool

Country Status (3)

Country Link
EP (1) EP0468230A3 (en)
GB (1) GB9016311D0 (en)
NO (1) NO912791L (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9317128D0 (en) * 1993-08-17 1993-09-29 Swietlik George Equipment to reduce torque on a drill string
GB2295172B (en) * 1994-11-21 1998-08-19 Red Baron Improvements in or relating to a milling insert and a milling tool

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2846193A (en) * 1957-01-07 1958-08-05 Chadderdon Jack Milling cutter for use in oil wells
US3110084A (en) * 1958-08-15 1963-11-12 Robert B Kinzbach Piloted milling tool
EP0392519A2 (en) * 1989-04-12 1990-10-17 Mitsubishi Materials Corporation Surface-coated tool member of tungsten carbide based cemented carbide

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2846193A (en) * 1957-01-07 1958-08-05 Chadderdon Jack Milling cutter for use in oil wells
US3110084A (en) * 1958-08-15 1963-11-12 Robert B Kinzbach Piloted milling tool
EP0392519A2 (en) * 1989-04-12 1990-10-17 Mitsubishi Materials Corporation Surface-coated tool member of tungsten carbide based cemented carbide

Also Published As

Publication number Publication date
NO912791L (en) 1992-01-27
EP0468230A2 (en) 1992-01-29
GB9016311D0 (en) 1990-09-12
NO912791D0 (en) 1991-07-16

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Effective date: 19940607